Home / 229,500.90-316,704.94-127,523.74

Finding the Fourth Proportional to 229,500.90, 316,704.94 and 127,523.74

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Solution

The fourth proportional to 229,500.90, 316,704.94 and 127,523.74 is: 175,979.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,500.90 : 316,704.94 = 127,523.74 : x
  2. Step 2: Convert to fraction form
    229,500.90/316,704.94 = 127,523.74/x
  3. Step 3: Cross multiply
    229,500.90x = 316,704.94 × 127,523.74
  4. Step 4: Simplify right side
    229,500.90x = 40,387,398,425.28
  5. Step 5: Solve for x
    x = 40,387,398,425.28/229,500.90
  6. Step 6: Final answer
    x = 175,979.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.